Auth bypass in Rockwell Automation 1756-enbt, 1756-eweb, 1768-enbt, 1768-eweb Communication Modules
CVE-2012-6440
The Web server password authentication mechanism used by the products is vulnerable to a MitM and Replay attack. Successful exploitation of this vulnerability will allow unauthorized access of the product’s Web server to view and alter pro…
Vulnerability class: Broken Authentication
EPSS: 0.081 (94.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N.
Affected products
- Rockwell Automation 1756-enbt, 1756-eweb, 1768-enbt, 1768-eweb Communication Modules — versions All
- Rockwell Automation 1788-enbt Flexlogix Adapter — versions All
- Rockwell Automation 1794-aentr Flex I/o Ethernet/ip Adapter — versions All
- Rockwell Automation Compactlogix And Softlogix Controllers — versions 0
- Rockwell Automation Compactlogix L32e And L35e Controllers — versions All
- Rockwell Automation Controllogix And Guardlogix Controllers — versions 0
- Rockwell Automation Controllogix, Compactlogix, Guardlogix, And Softlogix — versions 0
- Rockwell Automation Micrologix — versions 1400, 1100
- Rockwellautomation 1756-enbt
- Rockwellautomation 1756-eweb
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2012-6440?
- CVE-2012-6440 is a medium-severity vulnerability in Rockwell Automation 1756-enbt, 1756-eweb, 1768-enbt, 1768-eweb Communication Modules, classified under Improper Authentication. CVSS score: 4.8/10. Published 2013-01-24.
- How severe is CVE-2012-6440?
- Medium severity. CVSS v3 base score is 4.8 out of 10.